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411215430 = 23513707181
BaseRepresentation
bin11000100000101…
…010011001000110
31001122202220112010
4120200222121012
51320232343210
6104445435050
713122162543
oct3040523106
91048686463
10411215430
111a113626a
12b586ba86
136726a452
143c883bca
152617b920
hex1882a646

411215430 has 16 divisors (see below), whose sum is σ = 986917104. Its totient is φ = 109657440.

The previous prime is 411215429. The next prime is 411215477. The reversal of 411215430 is 34512114.

It is a junction number, because it is equal to n+sod(n) for n = 411215397 and 411215406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6853561 + ... + 6853620.

It is an arithmetic number, because the mean of its divisors is an integer number (61682319).

Almost surely, 2411215430 is an apocalyptic number.

411215430 is an abundant number, since it is smaller than the sum of its proper divisors (575701674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

411215430 is a wasteful number, since it uses less digits than its factorization.

411215430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13707191.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 411215430 is about 20278.4474257770. The cubic root of 411215430 is about 743.6292558267.

Adding to 411215430 its reverse (34512114), we get a palindrome (445727544).

The spelling of 411215430 in words is "four hundred eleven million, two hundred fifteen thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 13707181 27414362 41121543 68535905 82243086 137071810 205607715 411215430